Thesaurus
heavyweight
heavyweight
noun
Definition of HEAVYWEIGHT
one of high position or importance within a group <a heavyweight in the U.S. Senate, he has a lot of clout in judicial confirmations>
Synonyms big, big boy, big cheese, bigfoot, biggie, big gun, big leaguer, big-timer, big wheel, bigwig, fat cat, heavy, heavy hitter, heavyweight, high-muck-a-muck (or high-muckety-muck), honcho, kahuna, kingfish, kingpin, major leaguer, muckety-muck (also muck-a-muck or mucky-muck), nabob, nawab, nibs, nob [chiefly British], pooh-bah (also poo-bah), wheel
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